[INFO] cloning repository https://github.com/InfiniteRain/rust-merge-sort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/InfiniteRain/rust-merge-sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfiniteRain%2Frust-merge-sort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfiniteRain%2Frust-merge-sort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dd16343638c87990038a1150c6877ef4a2bc8af
[INFO] testing InfiniteRain/rust-merge-sort against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfiniteRain%2Frust-merge-sort" "/workspace/builds/worker-85/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-85/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/InfiniteRain/rust-merge-sort on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/InfiniteRain/rust-merge-sort
[INFO] finished tweaking git repo https://github.com/InfiniteRain/rust-merge-sort
[INFO] tweaked toml for git repo https://github.com/InfiniteRain/rust-merge-sort written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] crate git repo https://github.com/InfiniteRain/rust-merge-sort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b920b42c109c7a34397c11689c1346ebaaec611704df7e28ca30c15884f1cd52
[INFO] running `Command { std: "docker" "start" "-a" "b920b42c109c7a34397c11689c1346ebaaec611704df7e28ca30c15884f1cd52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b920b42c109c7a34397c11689c1346ebaaec611704df7e28ca30c15884f1cd52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b920b42c109c7a34397c11689c1346ebaaec611704df7e28ca30c15884f1cd52", kill_on_drop: false }`
[INFO] [stdout] b920b42c109c7a34397c11689c1346ebaaec611704df7e28ca30c15884f1cd52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59850cc47fb3d475dcb76734e58e8a028bf8a72ec4d5ae6c2acfeef32b721cef
[INFO] running `Command { std: "docker" "start" "-a" "59850cc47fb3d475dcb76734e58e8a028bf8a72ec4d5ae6c2acfeef32b721cef", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "59850cc47fb3d475dcb76734e58e8a028bf8a72ec4d5ae6c2acfeef32b721cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59850cc47fb3d475dcb76734e58e8a028bf8a72ec4d5ae6c2acfeef32b721cef", kill_on_drop: false }`
[INFO] [stdout] 59850cc47fb3d475dcb76734e58e8a028bf8a72ec4d5ae6c2acfeef32b721cef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47bfba7078a802b96c6ed66d54b8fc56c8968efe0983a8f02307cfa5a15b1d69
[INFO] running `Command { std: "docker" "start" "-a" "47bfba7078a802b96c6ed66d54b8fc56c8968efe0983a8f02307cfa5a15b1d69", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "47bfba7078a802b96c6ed66d54b8fc56c8968efe0983a8f02307cfa5a15b1d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47bfba7078a802b96c6ed66d54b8fc56c8968efe0983a8f02307cfa5a15b1d69", kill_on_drop: false }`
[INFO] [stdout] 47bfba7078a802b96c6ed66d54b8fc56c8968efe0983a8f02307cfa5a15b1d69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d29e1e705ff1bd6744f09bd59d73339568782298b4da60c148e03868d129ebe
[INFO] running `Command { std: "docker" "start" "-a" "5d29e1e705ff1bd6744f09bd59d73339568782298b4da60c148e03868d129ebe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust-fc9ca940fba90bf7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_merge ... ok
[INFO] [stdout] test tests::test_merge_sort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d29e1e705ff1bd6744f09bd59d73339568782298b4da60c148e03868d129ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d29e1e705ff1bd6744f09bd59d73339568782298b4da60c148e03868d129ebe", kill_on_drop: false }`
[INFO] [stdout] 5d29e1e705ff1bd6744f09bd59d73339568782298b4da60c148e03868d129ebe